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BAEL-1430: Add Spring Boot 2 actuator module

This commit is contained in:
José Carlos Valero Sánchez 2018-01-07 12:14:57 +00:00
parent 0ef4a4a7e2
commit f59f7b2123
11 changed files with 356 additions and 0 deletions
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1
pom.xml
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<module>spring-batch</module>
<module>spring-bom</module>
<module>spring-boot</module>
<module>spring-boot-2-actuator</module>
<module>spring-boot-keycloak</module>
<module>spring-boot-bootstrap</module>
<module>spring-cloud-data-flow</module>

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spring-boot-2-actuator/.gitignore vendored Normal file
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/target/
.settings/
.classpath
.project

0
spring-boot-2-actuator/README.MD Normal file
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166
spring-boot-2-actuator/pom.xml Normal file
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>spring-boot-actuator</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>spring-boot</name>
<description>This is simple boot application for Spring boot actuator test</description>
<!-- Inherit defaults from Spring Boot -->
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.0.M7</version>
<relativePath /> <!-- lookup parent from repository -->
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-security</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-webflux</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>io.projectreactor</groupId>
<artifactId>reactor-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<finalName>spring-boot-2-actuator</finalName>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.7.0</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<configuration>
<excludes>
<exclude>**/*IntegrationTest.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
<profiles>
<profile>
<id>integration</id>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<executions>
<execution>
<phase>integration-test</phase>
<goals>
<goal>test</goal>
</goals>
<configuration>
<includes>
<include>**/*IntegrationTest.java</include>
</includes>
</configuration>
</execution>
</executions>
<configuration>
<systemPropertyVariables>
<test.mime>json</test.mime>
</systemPropertyVariables>
</configuration>
</plugin>
</plugins>
</build>
</profile>
</profiles>
<repositories>
<repository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</pluginRepository>
<pluginRepository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</pluginRepository>
</pluginRepositories>
<properties>
<start-class>org.baeldung.ActuatorApplication</start-class>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<java.version>1.8</java.version>
</properties>
</project>

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spring-boot-2-actuator/src/main/java/org/baeldung/ActuatorApplication.java Normal file
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package org.baeldung;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class ActuatorApplication {
public static void main(String[] args) {
SpringApplication.run(ActuatorApplication.class, args);
}
}

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spring-boot-2-actuator/src/main/java/org/baeldung/DownstreamServiceReactiveHealthIndicator.java Normal file
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package org.baeldung;
import org.springframework.boot.actuate.health.Health;
import org.springframework.boot.actuate.health.ReactiveHealthIndicator;
import org.springframework.stereotype.Component;
import reactor.core.publisher.Mono;
@Component
public class DownstreamServiceReactiveHealthIndicator implements ReactiveHealthIndicator {
@Override
public Mono<Health> health() {
return checkDownstreamServiceHealth().onErrorResume(
ex -> Mono.just(new Health.Builder().down(ex).build())
);
}
private Mono<Health> checkDownstreamServiceHealth() {
// we could use WebClient to check health reactively
return Mono.just(new Health.Builder().up().build());
}
}

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spring-boot-2-actuator/src/main/java/org/baeldung/FeaturesEndpoint.java Normal file
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package org.baeldung;
import org.springframework.boot.actuate.endpoint.annotation.*;
import org.springframework.stereotype.Component;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
@Component
@Endpoint(id = "features", enableByDefault = true)
public class FeaturesEndpoint {
private Map<String, Feature> features = new ConcurrentHashMap<>();
@ReadOperation
public Map<String, Feature> features() {
return features;
}
@ReadOperation
public Feature feature(@Selector String name) {
return features.get(name);
}
@WriteOperation
public void configureFeature(@Selector String name, Feature feature) {
features.put(name, feature);
}
@DeleteOperation
public void deleteFeature(@Selector String name) {
features.remove(name);
}
public static class Feature {
private Boolean enabled;
public Boolean getEnabled() {
return enabled;
}
public void setEnabled(Boolean enabled) {
this.enabled = enabled;
}
}
}

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spring-boot-2-actuator/src/main/java/org/baeldung/InfoWebEndpointExtension.java Normal file
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package org.baeldung;
import org.springframework.boot.actuate.endpoint.annotation.ReadOperation;
import org.springframework.boot.actuate.endpoint.web.WebEndpointResponse;
import org.springframework.boot.actuate.endpoint.web.annotation.EndpointWebExtension;
import org.springframework.boot.actuate.info.InfoEndpoint;
import org.springframework.stereotype.Component;
import java.util.Map;
@Component
@EndpointWebExtension(endpoint = InfoEndpoint.class)
public class InfoWebEndpointExtension {
private final InfoEndpoint delegate;
public InfoWebEndpointExtension(InfoEndpoint infoEndpoint) {
this.delegate = infoEndpoint;
}
@ReadOperation
public WebEndpointResponse<Map> info() {
Map<String, Object> info = this.delegate.info();
Integer status = getStatus(info);
return new WebEndpointResponse<>(info, status);
}
private Integer getStatus(Map<String, Object> info) {
// return 5xx if this is a snapshot
return 200;
}
}

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spring-boot-2-actuator/src/main/java/org/baeldung/config/SecurityConfig.java Normal file
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package org.baeldung.config;
import org.springframework.context.annotation.Bean;
import org.springframework.security.config.annotation.web.reactive.EnableWebFluxSecurity;
import org.springframework.security.config.web.server.ServerHttpSecurity;
import org.springframework.security.core.userdetails.MapReactiveUserDetailsService;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.web.server.SecurityWebFilterChain;
@EnableWebFluxSecurity
public class SecurityConfig {
@Bean
public SecurityWebFilterChain securityWebFilterChain(
ServerHttpSecurity http) {
return http.authorizeExchange()
// We'll open up all actuator endpoints for demo purposes
.pathMatchers("/actuator/**").permitAll()
.anyExchange().authenticated()
.and().build();
}
@Bean
public MapReactiveUserDetailsService userDetailsService() {
UserDetails user = User.withDefaultPasswordEncoder()
.username("user").password("password").roles("USER")
.build();
return new MapReactiveUserDetailsService(user);
}
}

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spring-boot-2-actuator/src/main/resources/application.properties Normal file
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management.endpoints.web.expose=*
info.app.name=Spring Boot 2 actuator Application

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spring-boot-2-actuator/src/test/java/org/baeldung/config/ActuatorInfoIntegrationTest.java Normal file
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package org.baeldung.config;
import org.baeldung.ActuatorApplication;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.web.client.TestRestTemplate;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.test.context.TestPropertySource;
import org.springframework.test.context.junit4.SpringRunner;
import static org.junit.Assert.*;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
@RunWith(SpringRunner.class)
@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT, classes = ActuatorApplication.class)
public class ActuatorInfoIntegrationTest {
@Autowired
private TestRestTemplate restTemplate;
@Test
public void whenGetInfo_thenReturns200() throws IOException {
final ResponseEntity<String> responseEntity = this.restTemplate.getForEntity("/actuator/info", String.class);
assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
}
@Test
public void whenFeatures_thenReturns200() throws IOException {
final ResponseEntity<String> responseEntity = this.restTemplate.getForEntity("/actuator/features", String.class);
assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
}
}